27720897160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2459}}^1\times {\mathrm{25621}}^1$

素因数の和:28102

約数の個数: 64

約数和(自身を含む): 68072529600

約数和(自身を除く): 40351632440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 2459, 4918, 9836, 12295, 19672, 24590, 25621, 27049, 49180, 51242, 54098, 98360, 102484, 108196, 128105, 135245, 204968, 216392, 256210, 270490, 281831, 512420, 540980, 563662, 1024840, 1081960, 1127324, 1409155, 2254648, 2818310, 5636620, 11273240, 63002039, 126004078, 252008156, 315010195, 504016312, 630020390, 693022429, 1260040780, 1386044858, 2520081560, 2772089716, 3465112145, 5544179432, 6930224290, 13860448580, 27720897160]

約数ペア:

[(1, 27720897160), (2, 13860448580), (4, 6930224290), (5, 5544179432), (8, 3465112145), (10, 2772089716), (11, 2520081560), (20, 1386044858), (22, 1260040780), (40, 693022429), (44, 630020390), (55, 504016312), (88, 315010195), (110, 252008156), (220, 126004078), (440, 63002039), (2459, 11273240), (4918, 5636620), (9836, 2818310), (12295, 2254648), (19672, 1409155), (24590, 1127324), (25621, 1081960), (27049, 1024840), (49180, 563662), (51242, 540980), (54098, 512420), (98360, 281831), (102484, 270490), (108196, 256210), (128105, 216392), (135245, 204968)]